---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-22957 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 2 On-line CPU(s) list: 0,1 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 Stepping: 0 BogoMIPS: 5600.00 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 Vulnerability Gather data sampling: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Vulnerable: Safe RET, no microcode Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 795M 1.1M 794M 1% /run /dev/vda1 38G 8.0G 30G 22% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda16 881M 117M 703M 15% /boot /dev/vda15 105M 6.2M 99M 6% /boot/efi tmpfs 795M 16K 795M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7941 772 5058 4 2410 7169 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host noprefixroute valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:ff:db:25 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.191/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 70443sec preferred_lft 70443sec inet6 fe80::f816:3eff:feff:db25/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-22957) 06/03/26 _x86_64_ (2 CPU) 00:42:26 LINUX RESTART (2 CPU) 00:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:20 1.48 0.03 1.43 0.02 2.13 17.72 422.24 01:10:22 13.81 0.00 1.30 12.51 0.15 15.67 108769.10 01:20:23 1.23 0.00 1.21 0.02 0.01 15.06 1.20 01:30:02 1.88 0.26 1.58 0.04 32.10 77.47 678.67 01:40:24 1.25 0.00 1.22 0.02 1.02 15.54 1.21 01:50:10 1.25 0.00 1.24 0.01 0.00 15.30 0.61 02:00:24 1.37 0.00 1.36 0.01 0.00 16.96 425.67 02:10:20 1.29 0.00 1.28 0.01 0.00 16.27 219.30 02:20:23 15.48 13.47 1.96 0.05 150.29 44.99 9.91 02:30:20 1.42 0.00 1.41 0.01 0.00 17.65 0.23 02:40:24 1.14 0.00 1.14 0.00 0.00 14.10 0.00 02:50:10 1.27 0.00 1.27 0.00 0.00 15.92 0.00 03:00:25 1.35 0.00 1.34 0.01 0.00 17.23 0.22 03:10:20 1.22 0.00 1.22 0.00 0.00 15.44 0.00 03:20:26 1.42 0.00 1.42 0.01 0.00 18.10 0.08 03:30:10 1.42 0.00 1.41 0.01 0.00 18.01 0.23 03:40:27 1.15 0.00 1.15 0.00 0.00 14.57 0.00 03:50:20 1.25 0.00 1.25 0.00 0.00 15.27 0.00 04:00:29 1.46 0.00 1.44 0.02 0.00 17.88 0.25 04:10:29 1.27 0.00 1.27 0.00 0.00 15.38 0.00 04:20:29 1.34 0.00 1.34 0.00 0.00 16.24 0.00 04:30:20 1.65 0.00 1.64 0.02 0.00 20.36 219.68 04:40:27 1.76 0.40 1.37 0.00 15.65 47.05 0.00 04:50:30 24.94 2.59 20.09 2.26 209.13 3384.75 485.20 05:00:30 1.63 0.00 1.61 0.02 0.35 66.19 0.31 Average: 3.39 0.67 2.12 0.60 16.44 158.33 4456.84 00:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:20 6298512 7539180 281796 3.47 30168 1416844 519696 5.66 444752 1179012 132 01:10:22 6314448 7555700 265236 3.26 30384 1417216 519828 5.66 444904 1179572 128 01:20:23 6304872 7546672 274284 3.37 30604 1417544 521432 5.68 445068 1180112 176 01:30:02 6245632 7514320 305960 3.76 30980 1443656 724712 7.89 459916 1197716 124 01:40:24 6252156 7521712 298616 3.67 31196 1444300 521560 5.68 454932 1198264 136 01:50:10 6259968 7530048 290312 3.57 31392 1444624 521688 5.68 455224 1198784 124 02:00:24 6261364 7531968 288256 3.54 31560 1444960 521984 5.69 455384 1199280 244 02:10:20 6261112 7532256 287988 3.54 31764 1445280 521688 5.68 455352 1199812 176 02:20:23 6198048 7526288 284864 3.50 35904 1489908 521684 5.68 455996 1247964 168 02:30:20 6206700 7535588 275500 3.39 36064 1490360 521744 5.68 456164 1248456 128 02:40:24 6206008 7535392 275680 3.39 36224 1490688 521872 5.68 456204 1248944 184 02:50:10 6207340 7537196 273872 3.37 36368 1491012 521932 5.68 456264 1249412 124 03:00:25 6216044 7546416 264556 3.25 36536 1491344 521932 5.68 456292 1249912 200 03:10:20 6214812 7545800 265168 3.26 36688 1491800 521932 5.68 456540 1250392 236 03:20:26 6207640 7539148 271924 3.34 36876 1492120 521932 5.68 456568 1250900 128 03:30:10 6202860 7534880 276152 3.40 37036 1492452 521980 5.69 456612 1251392 216 03:40:27 6210208 7542704 268316 3.30 37188 1492780 521980 5.69 456664 1251864 260 03:50:20 6208696 7541692 269328 3.31 37356 1493100 521980 5.69 456664 1252360 172 04:00:29 6201392 7535044 275924 3.39 37536 1493560 521976 5.69 456800 1252872 212 04:10:29 6207468 7541608 269352 3.31 37696 1493884 521976 5.69 456812 1253356 204 04:20:29 6208132 7542768 268180 3.30 37848 1494216 523600 5.70 457972 1253840 128 04:30:20 6196800 7531992 278904 3.43 38068 1494540 522084 5.69 456828 1254384 124 04:40:27 6160348 7510576 299980 3.69 38372 1509220 539712 5.88 483624 1267832 300 04:50:30 5139864 7396592 362168 4.45 92112 2317512 642276 7.00 600364 2086284 500 05:00:30 5106724 7378712 379944 4.67 92236 2332648 645168 7.03 603660 2101304 1732 Average: 6139886 7523770 286090 3.52 39526 1541023 540334 5.89 467822 1300161 250 00:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:20 ens3 0.66 0.08 0.10 0.04 0.00 0.00 0.00 0.00 01:10:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:22 ens3 0.39 0.04 0.08 0.03 0.00 0.00 0.00 0.00 01:20:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:23 ens3 0.52 0.08 0.12 0.05 0.00 0.00 0.00 0.00 01:30:02 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:30:02 ens3 0.54 0.25 3.26 0.05 0.00 0.00 0.00 0.00 01:40:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:24 ens3 0.42 0.08 0.12 0.06 0.00 0.00 0.00 0.00 01:50:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:10 ens3 0.64 0.19 0.13 0.63 0.00 0.00 0.00 0.00 02:00:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:24 ens3 0.55 0.04 5.83 0.03 0.00 0.00 0.00 0.00 02:10:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:20 ens3 0.15 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:20:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:23 ens3 0.17 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:30:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:20 ens3 0.15 0.03 0.03 0.01 0.00 0.00 0.00 0.00 02:40:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:24 ens3 0.24 0.06 0.07 0.03 0.00 0.00 0.00 0.00 02:50:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:10 ens3 0.23 0.05 0.07 0.03 0.00 0.00 0.00 0.00 03:00:25 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:25 ens3 0.28 0.08 0.10 0.05 0.00 0.00 0.00 0.00 03:10:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:20 ens3 0.14 0.02 0.04 0.01 0.00 0.00 0.00 0.00 03:20:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:26 ens3 0.15 0.03 0.04 0.01 0.00 0.00 0.00 0.00 03:30:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:10 ens3 0.28 0.05 0.10 0.05 0.00 0.00 0.00 0.00 03:40:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:27 ens3 0.23 0.06 0.07 0.03 0.00 0.00 0.00 0.00 03:50:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:20 ens3 0.16 0.02 0.04 0.01 0.00 0.00 0.00 0.00 04:00:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:29 ens3 0.19 0.06 0.06 0.03 0.00 0.00 0.00 0.00 04:10:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:10:29 ens3 0.24 0.02 0.23 0.01 0.00 0.00 0.00 0.00 04:20:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:20:29 ens3 0.14 0.03 0.04 0.01 0.00 0.00 0.00 0.00 04:30:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:30:20 ens3 0.15 0.03 0.04 0.01 0.00 0.00 0.00 0.00 04:40:27 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 04:40:27 ens3 9.25 5.21 19.86 3.04 0.00 0.00 0.00 0.00 04:50:30 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 04:50:30 ens3 69.93 52.35 297.60 10.14 0.00 0.00 0.00 0.00 05:00:30 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:00:30 ens3 48.25 44.06 10.47 6.17 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 5.37 4.12 13.59 0.83 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-22957) 06/03/26 _x86_64_ (2 CPU) 00:42:26 LINUX RESTART (2 CPU) 00:50:00 CPU %user %nice %system %iowait %steal %idle 01:00:20 all 0.30 0.00 0.17 0.02 0.02 99.50 01:00:20 0 0.34 0.00 0.16 0.01 0.02 99.48 01:00:20 1 0.25 0.00 0.18 0.02 0.02 99.52 01:10:22 all 0.28 0.00 0.09 0.04 0.02 99.57 01:10:22 0 0.11 0.00 0.11 0.07 0.02 99.69 01:10:22 1 0.45 0.00 0.07 0.01 0.01 99.45 01:20:23 all 0.26 0.00 0.08 0.01 0.03 99.63 01:20:23 0 0.26 0.00 0.08 0.01 0.03 99.62 01:20:23 1 0.25 0.00 0.08 0.01 0.03 99.63 01:30:02 all 0.39 0.00 0.20 0.11 0.03 99.28 01:30:02 0 0.41 0.00 0.21 0.10 0.03 99.25 01:30:02 1 0.36 0.00 0.18 0.12 0.03 99.31 01:40:24 all 0.23 0.00 0.08 0.02 0.03 99.66 01:40:24 0 0.08 0.00 0.10 0.02 0.03 99.78 01:40:24 1 0.37 0.00 0.06 0.01 0.02 99.54 01:50:10 all 0.23 0.00 0.07 0.01 0.02 99.67 01:50:10 0 0.07 0.00 0.08 0.01 0.03 99.81 01:50:10 1 0.38 0.00 0.06 0.01 0.02 99.53 02:00:24 all 0.27 0.00 0.15 0.01 0.03 99.54 02:00:24 0 0.08 0.00 0.16 0.01 0.03 99.72 02:00:24 1 0.46 0.00 0.14 0.02 0.02 99.35 02:10:20 all 0.24 0.00 0.08 0.04 0.02 99.62 02:10:20 0 0.30 0.00 0.08 0.01 0.02 99.60 02:10:20 1 0.19 0.00 0.07 0.08 0.02 99.63 02:20:23 all 0.21 0.23 0.16 2.94 0.02 96.45 02:20:23 0 0.34 0.01 0.08 0.05 0.02 99.50 02:20:23 1 0.09 0.45 0.23 5.82 0.02 93.39 02:30:20 all 0.26 0.00 0.16 0.13 0.02 99.43 02:30:20 0 0.27 0.00 0.16 0.14 0.01 99.42 02:30:20 1 0.26 0.00 0.16 0.11 0.02 99.45 02:40:24 all 0.22 0.00 0.07 0.03 0.02 99.67 02:40:24 0 0.05 0.00 0.09 0.04 0.02 99.80 02:40:24 1 0.38 0.00 0.05 0.01 0.01 99.54 02:40:24 CPU %user %nice %system %iowait %steal %idle 02:50:10 all 0.21 0.00 0.07 0.17 0.02 99.54 02:50:10 0 0.05 0.00 0.09 0.25 0.02 99.60 02:50:10 1 0.36 0.00 0.05 0.09 0.01 99.48 03:00:25 all 0.27 0.00 0.16 0.01 0.02 99.54 03:00:25 0 0.15 0.00 0.17 0.00 0.02 99.66 03:00:25 1 0.39 0.00 0.15 0.02 0.02 99.42 03:10:20 all 0.22 0.00 0.07 0.01 0.02 99.68 03:10:20 0 0.05 0.00 0.09 0.01 0.02 99.83 03:10:20 1 0.38 0.00 0.06 0.02 0.01 99.52 03:20:26 all 0.26 0.00 0.08 0.01 0.02 99.64 03:20:26 0 0.09 0.00 0.10 0.00 0.02 99.79 03:20:26 1 0.43 0.00 0.05 0.02 0.01 99.49 03:30:10 all 0.27 0.00 0.16 0.01 0.02 99.54 03:30:10 0 0.30 0.00 0.15 0.02 0.02 99.52 03:30:10 1 0.25 0.00 0.16 0.01 0.02 99.55 03:40:27 all 0.23 0.00 0.07 0.01 0.02 99.67 03:40:27 0 0.23 0.00 0.06 0.01 0.02 99.68 03:40:27 1 0.23 0.00 0.08 0.01 0.02 99.66 03:50:20 all 0.24 0.00 0.07 0.01 0.02 99.66 03:50:20 0 0.05 0.00 0.08 0.01 0.03 99.83 03:50:20 1 0.43 0.00 0.05 0.01 0.02 99.50 04:00:29 all 0.28 0.00 0.17 0.01 0.02 99.52 04:00:29 0 0.07 0.00 0.19 0.00 0.03 99.71 04:00:29 1 0.49 0.00 0.14 0.03 0.02 99.32 04:10:29 all 0.23 0.00 0.07 0.01 0.02 99.67 04:10:29 0 0.16 0.00 0.07 0.01 0.02 99.74 04:10:29 1 0.30 0.00 0.07 0.01 0.02 99.60 04:20:29 all 0.25 0.00 0.06 0.01 0.02 99.65 04:20:29 0 0.05 0.00 0.08 0.02 0.02 99.83 04:20:29 1 0.45 0.00 0.05 0.00 0.02 99.48 04:30:20 all 0.29 0.00 0.18 0.05 0.02 99.47 04:30:20 0 0.25 0.00 0.18 0.05 0.02 99.50 04:30:20 1 0.32 0.00 0.17 0.05 0.02 99.44 04:30:20 CPU %user %nice %system %iowait %steal %idle 04:40:27 all 0.53 0.00 0.10 0.03 0.02 99.32 04:40:27 0 0.52 0.00 0.10 0.03 0.02 99.34 04:40:27 1 0.53 0.00 0.11 0.03 0.02 99.30 04:50:30 all 14.59 0.00 1.89 0.61 0.06 82.85 04:50:30 0 17.80 0.00 2.18 0.81 0.06 79.15 04:50:30 1 11.37 0.00 1.60 0.40 0.07 86.56 05:00:30 all 6.10 0.00 0.67 0.05 0.06 93.13 05:00:30 0 6.10 0.00 0.70 0.08 0.05 93.07 05:00:30 1 6.09 0.00 0.63 0.01 0.06 93.20 Average: all 1.07 0.01 0.20 0.17 0.02 98.52 Average: 0 1.12 0.00 0.22 0.07 0.02 98.56 Average: 1 1.02 0.02 0.19 0.28 0.02 98.48